Celebs react to Alan Thicke's death at the age of 69

"Growing Pains" star Alan Thicke passed away in Burbank, Calif., on Dec. 13 at the age of 69. Alan Thicke was apparently playing hockey with his son, Carter, when he suffered a heart attack. The TV legend was then transported to a nearby hospital where he later was pronounced dead. Alan leaves behind his wife, Tanya, and three sons, Robin, Brennan and Carter. See how Hollywood is reacting to this sad news …

"My father passed away today. He was the best man I ever knew. The best friend I ever had. Let's all rejoice and celebrate the joy he brought to every room he was in. We love you Alan Thicke. Thank you for your love. Love, your grateful son." —Robin Thicke

"I spent Monday through Friday for seven important years with Alan Thicke as my 'TV dad. I'm shocked and truly heartbroken today at the news of his death. Alan was a generous, kind and loving man. I am so blessed to have grown up with him." –Kirk Cameron

"I'm sad beyond words that Alan Thicke has passed away. I've known you since I was 8 years old and so glad I had the pleasure of working with you again so recently on Fuller House. You were a part of my family and hockey family. You will be greatly missed. ❤️ My heart hurts." –Candace Cameron Bure

"Alan was a devoted father, husband, friend and role model. He knew how to harness the power of the entertainment industry to be a positive influence in so many lives – including mine. I will be forever grateful for the opportunity I had to work with Alan early in my career. He had tremendous class, a huge heart, and he taught me and so many others the valuable lessons about humility and gratitude. I've seen him a number of times over the years and when Alan Thicke walked in the room, quite frankly, no one was cooler. I miss him already – my thoughts and prayers are with the entire Thicke family during this difficult time."–Leonardo DiCaprio

"America loved Alan Thicke. I'm so sad he's gone. Sending so much love to his family." —Ellen DeGeneres

"❤️" –Paula Patton

"My heart goes out to the Thicke family. Really sad news. A lot of us grew up with Alan as practically part of our families. #ripalanthicke" —LeAnn Rimes

"So sad is the passing of Alan Thicke. Such a good husband, father, brother, and friend. He will be deeply missed. Rest in peace dear Alan." –Bob Saget

"I'm so sad to hear about the passing of Alan Thicke. RIP Alan. 😢" –Lori Loughlin

"There are no words for how sad this is. What an honor to have been able to work with him. Rest In Peace, Alan. ❤️😥" –Andrea Barber

"Alan Thicke was always the nicest and happiest person in the room. Gone way too soon. Rest In Peace." —Alyssa Milano

"I am saddened at the news of #GrowingPains Alan Thicke's passing. My daughter and I just saw him!RIP dear friend and gentleman" –Marlee Matlin

"sad to learn of Alan Thicke's passing. he was a great friend over the years. thoughts & prayers to his family." —Ryan Seacrest

"So sorry to hear of the passing of Alan Thicke. A wonderful talent, a wonderful man." –Larry King

"Saddened over the loss of my friend Alan. Condolences to his family." –William Shatner

"Sorry to hear of the passing of Alan Thicke, he was always cool and generous with his advice towards me…my condolences to the family" –Mark McGrath

"So tragic to hear the news of the passing of Alan Thicke. God Bless his family at this tough time." —Carson Daly

"RIP to my brother Alan Thicke. The world has lost an icon." –Russell Simmons

"Alan Thicke was always so gracious & kind to me. A very very cool guy. Rest In Peace my friend. God bless this great Canadian!" —Joel McHale

"RIP Alan Thicke. I grew up watching him and got to know him through Robin. He was always so kind to me. So sad to hear about his passing." —John Legend

"RIP Alan Thicke who was a great talent and a genuine person. #everyonesdad" –Dane Cook

"Now Alan Thicke…

Can we get a do-over on 2016? Too many good people lost and way too many bad people getting lucky…

RIP Dr. Seaver 🙏🏾" –Montel Williams

"Dear,kind,funny gorgeous generous Alan. Loved you, loved all the holidays we all went on. Will miss you so greatly. ✨ #alanthicke" –Minnie Driver

"Alan Thicke was one of the nicest guys in our business. And he LOVED his family. And hockey. A shocking, sad loss." — Rob Lowe

""Damn. Loved this guy. Loved his self-deprecating sense of humor. Charming, funny and sweet. Hell of a combo. We'll miss you." —John Stamos

"So sad #AlanThicke always made me laugh we recently worked and laughed together "live for today it can be gone tomorrow" Goodbye Alan!" —David Hasselhoff